Microsoft Internet Explorer 8/9/10 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Microsoft Internet Explorer 8/9/10. Affected by this issue is some unknown functionality. This manipulation causes memory corruption. This vulnerability is handled as CVE-2014-0309. The attack can be initiated remotely. There is not any exploit available. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability has been found in Microsoft Internet Explorer 8/9/10 (Web Browser) and classified as critical. Affected by this vulnerability is an unknown code. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Microsoft Internet Explorer 8 through 10 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Internet Explorer Memory Corruption Vulnerability."

The issue has been introduced in 03/05/2008. The weakness was released 03/11/2014 by Amol Naik with VeriSign iDefense Labs as MS14-012 as confirmed bulletin (Technet) via iDefense. The advisory is shared at technet.microsoft.com. The public release was coordinated with Microsoft. This vulnerability is known as CVE-2014-0309 since 12/03/2013. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 2197 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 72930 (MS14-012: Cumulative Security Update for Internet Explorer (2925418)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins. The commercial vulnerability scanner Qualys is able to test this issue with plugin 100180 (Microsoft Internet Explorer Multiple Remote Code Execution Vulnerabilities (MS14-012)).

Applying the patch MS14-012 is able to eliminate this problem. The bugfix is ready for download at technet.microsoft.com. A possible mitigation has been published immediately after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 13671.

The vulnerability is also documented in the databases at X-Force (91386), Tenable (72930), SecurityFocus (BID 66034†) and Vulnerability Center (SBV-43568†). Additional details are provided at zdnet.com. Entries connected to this vulnerability are available at VDB-12320, VDB-12526, VDB-12527 and VDB-12528. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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CPE 2.3info

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CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 5.5

VulDB Base Score: 6.3
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

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Nessus ID: 72930
Nessus Name: MS14-012: Cumulative Security Update for Internet Explorer (2925418)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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Patch: MS14-012
TippingPoint: 🔍

McAfee IPS Version: 🔍

PaloAlto IPS: 🔍
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Timelineinfo

03/05/2008 🔍
12/03/2013 +2099 days 🔍
03/11/2014 +98 days 🔍
03/11/2014 +0 days 🔍
03/11/2014 +0 days 🔍
03/11/2014 +0 days 🔍
03/12/2014 +1 days 🔍
03/12/2014 +0 days 🔍
03/12/2014 +0 days 🔍
05/07/2026 +4439 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS14-012
Researcher: Amol Naik
Organization: VeriSign iDefense Labs
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2014-0309 (🔍)
GCVE (CVE): GCVE-0-2014-0309
GCVE (VulDB): GCVE-100-12541

OVAL: 🔍
IAVM: 🔍

X-Force: 91386 - Microsoft Internet Explorer code execution, High Risk
SecurityFocus: 66034 - Microsoft Internet Explorer CVE-2014-0309 Memory Corruption Vulnerability
Vulnerability Center: 43568 - [MS14-012] Microsoft Internet Explorer 8 - 10 Remote Code Execution or DoS due to Memory Corruption (CVE-2014-0309), Critical

scip Labs: https://www.scip.ch/en/?labs.20161013
Misc.: 🔍
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Entryinfo

Created: 03/12/2014 15:14
Updated: 05/07/2026 20:11
Changes: 03/12/2014 15:14 (84), 04/07/2017 12:04 (6), 06/15/2021 13:11 (3), 05/07/2026 20:11 (17)
Complete: 🔍
Cache ID: 216::103

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